-- More information about this indicator can be found at: -- http://fxcodebase.com/ --+------------------------------------------------------------------+ --| Copyright © 2019, Gehtsoft USA LLC | --| http://fxcodebase.com | --+------------------------------------------------------------------+ --| Developed by : Mario Jemic | --| mario.jemic@gmail.com | --+------------------------------------------------------------------+ --| Support our efforts by donating | --| Paypal: https://goo.gl/9Rj74e | --+------------------------------------------------------------------+ --| Patreon : https://goo.gl/GdXWeN | --| BitCoin : 15VCJTLaz12Amr7adHSBtL9v8XomURo9RF | --| BitCoin Cash: 1BEtS465S3Su438Kc58h2sqvVvHK9Mijtg | --| Ethereum : 0x8C110cD61538fb6d7A2B47858F0c0AaBd663068D | --| LiteCoin : LLU8PSY2vsq7B9kRELLZQcKf5nJQrdeqwD | --+------------------------------------------------------------------+ function Init() indicator:name("ATR percentage indicator") indicator:description("ATR percentage indicator") indicator:requiredSource(core.Bar) indicator:type(core.Indicator) indicator.parameters:addGroup("Calculation") indicator.parameters:addInteger("Period", "Period", "", 13) indicator.parameters:addDouble("Multiplier", "Multiplier", "", 0.7) indicator.parameters:addDouble("AlertLevel", "Alert Level", "", 20) indicator.parameters:addString("Corner", "Corner", "", "0") indicator.parameters:addStringAlternative("Corner", "Top-Right", "", "0") indicator.parameters:addStringAlternative("Corner", "Top-Left", "", "1") indicator.parameters:addStringAlternative("Corner", "Bottom-Right", "", "2") indicator.parameters:addStringAlternative("Corner", "Bottom-Left", "", "3") indicator.parameters:addGroup("Style") indicator.parameters:addColor("Neutral", "Neutral Color", "Color", core.COLOR_LABEL) indicator.parameters:addColor("Color", "Neutral Color", "Color", core.rgb(0, 0, 255)) indicator.parameters:addInteger("FontSize", "Font size", "", 20) indicator.parameters:addInteger("H_Shift", "Horizontal shift", "", 0) indicator.parameters:addInteger("V_Shift", "Vertical shift", "", 50) end local first local source = nil local Period local Multiplier local Corner local ATR local font local AlertLevel local data; function Prepare(nameOnly) source = instance.source Period = instance.parameters.Period Multiplier = instance.parameters.Multiplier Corner = tonumber(instance.parameters.Corner) AlertLevel = instance.parameters.AlertLevel local name = profile:id() .. "(" .. source:name() .. ", " .. instance.parameters.Period .. ", " .. instance.parameters.Multiplier .. ")" instance:name(name) if nameOnly then return end data = instance:addInternalStream(0, 0); ATR = core.indicators:create("MVA", data, Period) first = ATR.DATA:first() font = core.host:execute("createFont", "Arial", instance.parameters.FontSize, true, false) end function Update(period, mode) if period < source:size() - 1 or period < first then return end data[period] = ((source.high[period] - source.low[period]) + (source.high[period - 1] - source.low[period - 1]) / 2) / source.open[period - 1] * 100; ATR:update(mode) local LabelColor = instance.parameters.Neutral local Value1 = ((ATR.DATA[period] / source:pipSize()) * Multiplier) if Value1 > AlertLevel then LabelColor = instance.parameters.Color end local Text = string.format("%d %% of ATR (%d):%.1f%%", math.floor(Multiplier * 100), Period, ((ATR.DATA[period] * Multiplier) / source:pipSize())) if Corner == 0 then core.host:execute( "drawLabel1", 1, -instance.parameters.H_Shift, core.CR_RIGHT, instance.parameters.V_Shift, core.CR_TOP, core.H_Left, core.V_Bottom, font, LabelColor, Text ) elseif Corner == 1 then core.host:execute( "drawLabel1", 1, instance.parameters.H_Shift, core.CR_LEFT, instance.parameters.V_Shift, core.CR_TOP, core.H_Right, core.V_Bottom, font, LabelColor, Text ) elseif Corner == 2 then core.host:execute( "drawLabel1", 1, -instance.parameters.H_Shift, core.CR_RIGHT, -instance.parameters.V_Shift, core.CR_BOTTOM, core.H_Left, core.V_Top, font, LabelColor, Text ) else core.host:execute( "drawLabel1", 1, instance.parameters.H_Shift, core.CR_LEFT, -instance.parameters.V_Shift, core.CR_BOTTOM, core.H_Right, core.V_Top, font, LabelColor, Text ) end end